.bg {
	width: 1000px;
	height: 500px;
	background: white;
	position: absolute;
	top: 50%;
	left: 50%;
	transform: translate(-50%, -50%);
	overflow: hidden;
}

.column {
	width: 20px;
	height: 230px;
	background-color: #2E8B57;
	position: absolute;
	z-index: 20;
}

.scoreDiv {
	font-weight: 600;
	position: fixed;
	top: 6px;
	left: 6px;
}

.end {
	width: 1000px;
	height: 500px;
	background: white;
	position: absolute;
	top: 50%;
	left: 50%;
	transform: translate(-50%, -50%);
	z-index: 999;
}

.msg {
	position: absolute;
	top: 40%;
	left: 50%;
	transform: translate(-50%, -50%);
	font-size: 24px;
	font-weight: 600;
	text-align: center;
}

.playBtn {
	display: block;
	position: absolute;
	bottom: 15%;
	left: 45%;
	transform: translate(-50%, -50%);
	width: 100px;
	height: 50px;
	border: none;
	background-color: #2E8B57;
	color: white;
	font-size: 16px;
	border-radius: 7px;
	cursor: pointer;
	letter-spacing: 2px;
	outline: none;
}

.playBtn:hover {
	background-color: #2E7357;
}

.gameName {
	position: absolute;
	top: 30%;
	left: 50%;
	transform: translate(-50%, -50%);
	font-size: 56px;
	font-weight: 600;
	letter-spacing: 2px;
	text-align: center;
	background-image: -webkit-linear-gradient(left, red, #FFA500);
	-webkit-background-clip: text;
	-webkit-text-fill-color: transparent;
	z-index: 12;
}

.begin {
	text-decoration: none;
	background-color: #2E8B57;
	color: white;
	display: block;
	position: absolute;
	bottom: 15%;
	left: 50%;
	transform: translate(-50%, -50%);
	width: 100px;
	height: 50px;
	line-height: 50px;
	text-align: center;
	border-radius: 7px;
	font-size: 16px;
	letter-spacing: 2px;
}

.begin:hover {
	background-color: #2E7357;
}

.tip {
	position: absolute;
	transform: translateX(-50%);
	left: 50%;
	bottom: 30px;
	font-size: 12px;
	font-weight: 600;
	letter-spacing: 1px;
}

.backA {
	text-decoration: none;
	background-color: #2E8B57;
	color: white;
	display: block;
	position: absolute;
	bottom: 15%;
	left: 57%;
	transform: translate(-50%, -50%);
	width: 100px;
	height: 50px;
	line-height: 50px;
	text-align: center;
	border-radius: 7px;
	font-size: 16px;
	letter-spacing: 2px;
}

.backA:hover {
	background-color: #2E7357;
}

.cloud {
	width: 115px;
	height: 35px;
	background-color: #87CEEB;
	border-radius: 30px;
	position: fixed;
	top: 280px;
	animation: cloudMove 11000ms linear infinite;
	z-index: -2;
	margin-top: -230px;
	margin-left: 920px;
}

.cloud:before {
	content: '';
	width: 35px;
	height: 35px;
	background-color: #87CEEB;
	border-radius: 50%;
	position: absolute;
	top: -17px;
	left: 20px;
}

.cloud:after {
	content: '';
	width: 60px;
	height: 60px;
	background-color: #87CEEB;
	border-radius: 50%;
	position: absolute;
	top: -30px;
	left: 42px;
}

@keyframes cloudMove {
	0% {
		transform: translateX(80px);
	}
	100% {
		transform: translateX(-1080px);
	}
}

@keyframes cloudMove2 {
	0% {
		transform: translateX(200px);
	}
	100% {
		transform: translateX(-1310px);
	}
}